console.log("Array.from1:", Array.from({})); // []
console.log("Array.from2:", Array.from("")); // []
console.log("Array.from3:", Array.from({ a: 1, length: "10" }));
console.log("Array.from4:", Array.from({ a: 1, length: "ss" }));
console.log("Array.from5:", Array.from([NaN, null, undefined, 0]));

// const max = Math.pow(2, 32);
// console.log("Array.from:", Array.from({ 0: 1, 1: 2, length: max - 1 })); // 极限
// console.log("Array.from:", Array.from({ 0: 1, 1: 2, length: max })); // 失败
